The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 25, 2022

Filed:

Apr. 24, 2018
Applicant:

Eos Gmbh Electro Optical Systems, Krailling, DE;

Inventors:

Sebastian Edelhäuser, Zorneding, DE;

Ludger Hümmeler, Gauting, DE;

Peter Hofbauer, Munich, DE;

Christopher Schmitt, Munich, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 64/153 (2017.01); B22F 10/20 (2021.01); B33Y 50/02 (2015.01); B29C 64/386 (2017.01); B29C 67/04 (2017.01); B22F 10/30 (2021.01);
U.S. Cl.
CPC ...
B29C 64/153 (2017.08); B22F 10/20 (2021.01); B22F 10/30 (2021.01); B29C 64/386 (2017.08); B29C 67/04 (2013.01); B33Y 50/02 (2014.12);
Abstract

A method for providing control data for a generative layer construction device has a first step of accessing a data record which, at least for a partial region of an object cross section, specifies in which temporal sequence an energy beam bundle is to be moved in scanning lines over the places of this partial region to scan the buildup material. In a second step, the data record is changed such that in at least one of the layers for the respective partial region of an object cross-section, a check is carried out to determine whether the scan time required to scan the buildup material along a scanning line falls below a predefined minimum duration tmin and either a lower energy density of the energy beam bundle during scanning of the buildup material along this scanning line is specified and/or a wait time is specified before the energy beam bundle is moved along a further scanning line.


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